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Doctor in Rome - Said blood passes through the septum, and the heart pumps it to the muscles, where it is burned up.
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Persian doctor - Said blood does not go through the septum, and is pumped past the lungs.
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Artist - Made detailed drawings of the anatomy of the heart.
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Professor at Padua - Said blood does not pass through the septum.
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Italian preacher - Said blood does go through the septum, and is pumped past the lungs.
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Professor at Padua - Said blood does not go through the septum, and is pumped past the lungs.
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Professor at Pisa - First used the word 'circulation' in relation to blood, but could not explain the process.
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Professor at Padua - Discovered valves in the veins only allow the blood to go one way.
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London doctor - Proved that blood circulates round the body, and described how it happened.
